Harry C Lewis, Imperial College London, Department of Physics, London, SW7, United Kingdom, Jonathan P Eastwood, Imperial College London, Physics, London, United Kingdom, Stuart Bale, University of California, Berkeley, Berkeley, CA, United States, Tai Phan, University of California, Berkeley, United States; University of California Berkeley, Berkeley, United States, Naïs naiS.fargette@iraP.omP.eu, IRAP, Toulouse, France, Samuel Timothy Badman, Harvard-Smithsonian Center for Astrophysics, Cambridge, MA, United States, Jasper S Halekas, University of Iowa, Physics and Astronomy, Iowa City, United States, Michael Louis Stevens, Smithsonian Astrophysical Observatory, Cambridge, MA, United States and Mark Linton, US Naval Research Laboratory, Space Science Division, Washington, DC, United States